Algernon Arthur Sydney Annesley (1829-1908) (1829–1908) Parents Eleanor Stafford-O'Brien Arthur Annesley, 10th Viscount Valentia Children Mabel Annesley Helen Sydney Martha Annesley Arthur Sydney Evelyn Annesley Siblings Matilda Arthur Marianne Annesley Frances Arthur Charlotte Annesley Eva Arthur Henry Medora Annesley unknown Annesley Altisidora Arthur Victoria Annesley Augusta Arthur Constantia Annesley unknown daughter Annesley unknown Annesley Nea Arthur Ada Rose d'Amour Annesley Arthur Annesley Partners Helen Sydney Richards